<template>
  <div>
    <el-input aria-valuetext="UI Component"></el-input>
    <el-button>Default</el-button>
    <el-button type="primary">Primary</el-button>
    <el-button type="success">Success</el-button>
    <el-button type="info">Info</el-button>
    <hr>
    <el-button type="warning">登录</el-button>
    <el-button type="danger">退出</el-button>
  </div>
</template>